2× Arc Pro B70 on Windows: Qwen3.8-27B Q8_0 at 51 t/s average over 1,030 real agent requests (15K–193K context, temp 1.0). Recipe, patches, and a oneAPI leak fix
Setup: 2× Arc Pro B70 32 GB, Windows 11, llama.cpp SYCL with tensor parallel across both cards, DFlash2 drafter (Q4_K_M), 200K context, temp 1.0. Observed in real use: (from server logs: two working sessions, ~1,030 requests, 1.68M generated tokens of agentic coding): Context Decode Prompt processi…
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